PandaX-I 实验的首次暗物质搜寻结果
高能物理 - 实验
2014-09-05 v2 天体物理仪器与方法
仪器与探测器
摘要
我们报告了 PandaX-I 实验的首次暗物质 (DM) 搜寻结果，该实验是在中国锦屏地下实验室运行的低阈值双相氙实验。在 37 kg 液氙靶中，经过 17.4 个有效日的曝光，未发现任何暗物质粒子候选事例。该结果为低质量暗物质粒子设定了严格的限制，并对先前报道的阳性实验结果的解释提出了质疑。在 90% 置信水平下，当暗物质粒子质量为 49 GeV/c时，获得了自旋无关等标量暗物质粒子 - 核子散射截面的最小上限，为\,cm。
引用
@article{arxiv.1408.5114,
title = {First dark matter search results from the PandaX-I experiment},
author = {PandaX Collaboration and Mengjiao Xiao and Xiang Xiao and Li Zhao and Xiguang Cao and Xun Chen and Yunhua Chen and Xiangyi Cui and Deqing Fang and Changbo Fu and Karl L. Giboni and Haowei Gong and Guodong Guo and Jie Hu and Xingtao Huang and Xiangdong Ji and Yonglin Ju and Siao Lei and Shaoli Li and Qing Lin and Huaxuan Liu and Jianglai Liu and Xiang Liu and Wolfgang Lorenzon and Yugang Ma and Yajun Mao and Kaixuan Ni and Kirill Pushkin and Xiangxiang Ren and Michael Schubnell and Manbing Shen and Scott Stephenson and Andi Tan and Greg Tarle and Hongwei Wang and Jimin Wang and Meng Wang and Xuming Wang and Zhou Wang and Yuehuan Wei and Shiyong Wu and Pengwei Xie and Yinghui You and Xionghui Zeng and Hua Zhang and Tao Zhang and Zhonghua Zhu},
journal= {arXiv preprint arXiv:1408.5114},
year = {2014}
}
备注
7 pages, 6 figures, final version as appeared in the journal publication